CN206208405U - A kind of temperature thermocouple exchanging structure - Google Patents
A kind of temperature thermocouple exchanging structure Download PDFInfo
- Publication number
- CN206208405U CN206208405U CN201621142103.2U CN201621142103U CN206208405U CN 206208405 U CN206208405 U CN 206208405U CN 201621142103 U CN201621142103 U CN 201621142103U CN 206208405 U CN206208405 U CN 206208405U
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- CN
- China
- Prior art keywords
- thermocouple
- exchanging structure
- structure according
- temperature thermocouple
- flange
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Abstract
The utility model discloses a kind of temperature thermocouple exchanging structure, including：One flange, the flange opens up an at least ladder hole, and the ladder hole opens up internal thread, is built-in with several pieces axially stacked sealing rings；Thermocouple wire is stretched into the burner hearth of the industrial furnace after the ladder hole and sealing ring；Separately there is a clamp nut mutually to be screwed with the internal thread, the sealing ring is extruded so as to realize sealing.In the temperature thermocouple exchanging structure of this kind of structure, thermocouple wire advantageously ensures that the transmission precision of temperature signal in identical with the material one outside stove in stove, while vacuum drying oven sealing effectiveness at high operating temperatures can also be improved.
Description
Technical field
The utility model is related to vacuum heat treatment technology field, more particularly to a kind of temperature thermocouple exchanging structure.
Background technology
Thermocouple feed-in apparatus are a kind of for thermocouple detects in-furnace temperature signal, and temperature signal is sent into stove peripheral hardware
Standby switching device, so as to realize the purpose to in-furnace temperature Detection ＆ Controling.Fig. 1 is thermocouple feed-in apparatus in the prior art
Scheme of installation.As shown in figure 1, existing thermocouple feed-in apparatus include：Connect the flange 202 and flange of vacuum drying oven 201
The galvanic couple seat 203 of 202 threaded connections, every three thermocouple wires 204 being mutually not turned on stretch into vacuum drying oven 201 by galvanic couple seat 203 is interior,
Also, the every external compensating wire 205 of thermocouple wire 204, additionally, galvanic couple seat 203 is with the filling and sealing of 408 glue 206, so that real
The sealing effectiveness of existing vacuum drying oven 201, and be able to detect and control the temperature in vacuum drying oven 201.
But, above-mentioned thermocouple feed-in apparatus have the following disadvantages：
First, in compensating wire and stove N-type thermocouple wire or the material of K-type thermocouple wire is different, in transmission temperature letter
Number when easily produce error, and then influence the temperature measurement accuracy to vacuum drying oven.
2nd, in addition, using 480 glue filling and sealings.Under normal temperature state, its sealing will not gas leakage, but in high-temperature heating shape
Under state, because 480 glue are influenced by temperature, bubble can be produced, so as to cause thermocouple feed-in apparatus to leak air phenomenon, influence
The normal of vacuum drying oven is used.Especially vacuum drying oven in normal operation, due to being high-temperature vacuum state in stove, when a large amount of outer
Portion's air enters in vacuum furnace body, can cause the heavy damage to heating chamber and processed workpiece.
Utility model content
The purpose of this utility model is to provide the survey that a kind of temperature signal transmits good sealing effect under the accurate, condition of high temperature
Warm galvanic couple exchanging structure.
It is that, up to this purpose, the utility model uses following technical scheme：
A kind of temperature thermocouple exchanging structure a, flange, the flange opens up an at least ladder hole, the ladder hole
Internal thread is opened up, several pieces axially stacked sealing rings are built-in with；Thermocouple wire is stretched into after the ladder hole and sealing ring
In the burner hearth of the industrial furnace；Separately there is a clamp nut mutually to be screwed with the internal thread, to the sealing ring carry out extruding so as to
Realize sealing.
Further, the thermocouple wire is provided with for connecting external analysis instrument in the distal end for stretching out the burner hearth
First couples head.
Further, the ladder hole is in the also built-in metal washer in the rear portion of the sealing ring.
Further, the metal washer is the stainless steel washer of flat.
Further, the flange offers several uniform ladder holes, also, some thermocouples
Line is parallel in the part in the burner hearth.
Further, the thermocouple wire second couples head in stretching into the near-end in burner hearth and install.
Further, described first couple head to couple a specification with described second identical.
Further, the flange portion of the flange is distributed with some through holes around axial line annular array.
Further, the sealing ring is the rubber ring of flat.
Further, the thermocouple wire is more than 10 centimetres in the length outside the burner hearth.
In above-mentioned temperature thermocouple exchanging structure, flange opens up the ladder hole run through for thermocouple wire, also, thermoelectricity
Thermo wires is installed by the clamp nut of screw-in ladder hole and fixed, additionally, thermocouple wire is in the complete phase of material one in stove and outside stove
Together, it is advantageously ensured that temperature signal transmission stability, and then improve temperature signal transmission precision.
In addition, ladder hole is built-in with several pieces axially stacked sealing rings, so as to improve vacuum drying oven at high operating temperatures
Sealing effectiveness.
Brief description of the drawings
Fig. 1 is the scheme of installation of thermocouple feed-in apparatus in the prior art；
Fig. 2 is the scheme of installation of the temperature thermocouple exchanging structure that the utility model embodiment is provided.
In accompanying drawing：100th, industrial furnace；101st, flange；101a, through hole；102nd, thermocouple wire；103rd, clamp nut；104th,
One couples head；105th, sealing ring；106th, metal washer；107th, second head is coupled；108th, sealing ring；201st, vacuum drying oven；202nd, method
It is blue；203rd, galvanic couple seat；204th, thermocouple wire；205th, compensating wire；206th, 408 glue.
Specific embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment
Fig. 2 is the scheme of installation of the temperature thermocouple exchanging structure that the utility model embodiment is provided.As shown in Fig. 2
A kind of temperature thermocouple exchanging structure for industrial furnace is present embodiments provided, industrial furnace 100 is preferably vacuum drying oven.The thermometric
Thermocouple exchanging structure includes a flange 101, and flange 101 opens up an at least ladder hole, and ladder hole opens up internal thread, and
And, ladder hole is built-in with several pieces axially stacked sealing rings 105.Thermocouple wire 102 is after ladder hole and sealing ring 105
Stretch into the burner hearth of industrial furnace 100.Separately there is a clamp nut 103 mutually to be screwed with the internal thread in ladder hole, be used to sealing
Circle 105 is extruded so as to realize sealing.
In the present embodiment, for the ease of the furnace temperature in cooperation external analysis instrument monitoring industrial furnace, it is preferred that thermocouple
Line 102 is provided with the distal end for stretching out the burner hearth and couples first 104 for connecting the first of external analysis instrument.
In order to prevent causing sealing ring 105 to wear and tear or reduced because aging sealing effectiveness because tightening clamp nut 103, at this
In embodiment, it is preferred that ladder hole is in the also built-in metal washer 106 in the rear portion of sealing ring 105.It is more highly preferred to, metal
Packing ring 106 is the stainless steel washer of flat.
In order to preferably monitor the temperature in burner hearth, in the present embodiment, it is preferred that it is equal that flange 101 offers several
The ladder hole of cloth, also, in order to prevent thermocouple wire 102 from interfering, some thermocouple wires 102 are in the part in burner hearth
It is parallel.
In the present embodiment, it is preferred that the thermocouple wire 102 second couples head in stretching into the near-end in burner hearth and install
107.For the ease of mass production and management, it is more highly preferred to, described first couples first 104 and described second couples first 107
Specification is identical.
In order that axially loaded is uniform when obtaining the installation of flange 101, in the present embodiment, it is preferred that the flange part of flange 101
Divide and some through hole 101a are distributed with around axial line annular array.Between flange 101 and burner hearth respective through hole is extended through by some
The threaded fastener (not shown) of 101a is detachably connected.Also, in order to prevent the installation gap shadow of flange 101 and burner hearth
Sealing effectiveness is rung, flange 101 is in embedded sealing ring 108 on the end face towards burner hearth.
In the present embodiment, sealing ring 105 and sealing ring 108 are preferably the rubber ring of flat.
In the present embodiment, the thermocouple wire 102 is more than 10 centimetres in the prolongation length stretched out outside burner hearth.
The temperature thermocouple exchanging structure that the present embodiment is provided, flange opens up the ladder hole run through for thermocouple wire, and
And, thermocouple wire is installed by the clamp nut of screw-in ladder hole and fixed, additionally, thermocouple wire is in the material one in stove and outside stove
It is identical, it is advantageously ensured that the stability of temperature signal transmission, and then improve the transmission precision of temperature signal.
In addition, ladder hole is built-in with several pieces axially stacked sealing rings, so as to improve vacuum drying oven at high operating temperatures
Sealing effectiveness.
Know-why of the present utility model is described above in association with specific embodiment, but it should be recognized that this above-mentioned
A little descriptions are intended merely to explain principle of the present utility model, and can not be construed to by any way to the utility model protection domain
Concrete restriction.Based on explanation herein, those skilled in the art associates this practicality by creative work is not paid
Other new specific embodiments or equivalent, fall within protection domain of the present utility model.
Claims (10)
1. a kind of temperature thermocouple exchanging structure, is applied to industrial furnace, it is characterised in that including：One flange, the flange is opened up
An at least ladder hole, the ladder hole opens up internal thread, is built-in with several pieces axially stacked sealing rings；Thermocouple wire runs through
Stretched into after the ladder hole and sealing ring in the burner hearth of the industrial furnace；Separately there is a clamp nut mutually to be revolved with the internal thread
Close, the sealing ring is extruded so as to realize sealing.
2. temperature thermocouple exchanging structure according to claim 1, it is characterised in that the thermocouple wire is described in stretching out
The distal end of burner hearth is provided with and couples head for connecting the first of external analysis instrument.
3. temperature thermocouple exchanging structure according to claim 1, it is characterised in that the ladder hole is in the sealing
The also built-in metal washer in the rear portion of circle.
4. temperature thermocouple exchanging structure according to claim 3, it is characterised in that the metal washer is flat
Stainless steel washer.
5. temperature thermocouple exchanging structure according to claim 1, it is characterised in that it is equal that the flange offers several
The ladder hole of cloth, also, some thermocouple wires are parallel in the part in the burner hearth.
6. temperature thermocouple exchanging structure according to claim 2, it is characterised in that the thermocouple wire is in stretching into burner hearth
Interior near-end installs second and couples head.
7. temperature thermocouple exchanging structure according to claim 6, it is characterised in that described first couples head and described
Two to couple a specification identical.
8. temperature thermocouple exchanging structure according to claim 1, it is characterised in that the flange portion of the flange is around axle
Heart wire loop array distribution has some through holes.
9. temperature thermocouple exchanging structure according to claim 1, it is characterised in that the sealing ring is the rubber of flat
Cushion rubber.
10. temperature thermocouple exchanging structure according to claim 1, it is characterised in that the thermocouple wire is in stretching out
The length stated outside burner hearth is more than 10 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142103.2U CN206208405U (en) | 2016-10-20 | 2016-10-20 | A kind of temperature thermocouple exchanging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142103.2U CN206208405U (en) | 2016-10-20 | 2016-10-20 | A kind of temperature thermocouple exchanging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206208405U true CN206208405U (en) | 2017-05-31 |
Family
ID=58757107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621142103.2U Expired - Fee Related CN206208405U (en) | 2016-10-20 | 2016-10-20 | A kind of temperature thermocouple exchanging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206208405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024296A (en) * | 2017-06-09 | 2017-08-08 | 合肥美的电冰箱有限公司 | Thermocouple and experiment pack assembly |
-
2016
- 2016-10-20 CN CN201621142103.2U patent/CN206208405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024296A (en) * | 2017-06-09 | 2017-08-08 | 合肥美的电冰箱有限公司 | Thermocouple and experiment pack assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20201020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |